Flow price: --
42cc7fe041011d1cca0d04ef626b272f5e10c3473dec6cf6a83a0aba2f6aad88

Transaction

Hash: 42cc7fe041011d1cca0d04ef626b272f5e10c3473dec6cf6a83a0aba2f6aad88
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 42cc7fe041011d1cca0d04ef626b272f5e10c3473dec6cf6a83a0aba2f6aad88:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
42cc7fe041011d1cca0d04ef626b272f5e10c3473dec6cf6a83a0aba2f6aad88
Status:
ERROR
Block height:
40086035
Block id:
faeef206f23acb77247a73bdc2a4bf15097ddeb3044ca36d023972bcb73d093c
Timestamp:
Tuesday 1 November 2022 at 04:14:44 UTC
()
Proposer:
Authorizers:
Gas used:
47